CVE-2023-54280 - CVE House
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Status published Unknown CVE-2023-54280

cifs: fix potential race when tree connecting ipc

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCP_Server_Info::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in __tree_connect_dfs_target(). Also, while at it, update status of IPC tcon on success and then avoid any extra tree connects.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e, 81d583baa5f1abd73c755ce1992929debd20b687, 5.15.81, 5.16, 0, 6.2.15, 6.3.2, 6.4

Timeline

Official Publish: December 30th, 2025
Last Modified: May 23rd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.